Previously, Ms. Polk worked at a digital marketing agency, developing and executing multichannel marketing campaigns to drive customer engagement and business results. Prior to that, she led a social marketing center of excellence for Sears Holdings Corporate, where she helped multiple business units develop social marketing strategies, incorporate social into multichannel marketing and measure the business impact of social marketing on e-commerce results. Ms. Polk also held positions in brand management at Sears Holdings Corporate as well as roles in sales and account-based marketing at J.P. Morgan Chase.